cdc7bb55df
Summary: This patch just adds the variable templates in <experimental/system_error>. see: https://rawgit.com/cplusplus/fundamentals-ts/v1/fundamentals-ts.html#syserror Reviewers: jroelofs, danalbert, K-ballo, mclow.lists Reviewed By: mclow.lists Subscribers: chandlerc, cfe-commits Differential Revision: http://reviews.llvm.org/D7353 git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@227973 91177308-0d34-0410-b5e6-96231b3b80d8
59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
// -*- C++ -*-
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//===-------------------------- system_error ------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_EXPERIMENTAL_SYSTEM_ERROR
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#define _LIBCPP_EXPERIMENTAL_SYSTEM_ERROR
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/**
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experimental/system_error synopsis
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// C++1y
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#include <system_error>
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namespace std {
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namespace experimental {
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inline namespace fundamentals_v1 {
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// See C++14 19.5, System error support
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template <class T> constexpr bool is_error_code_enum_v
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= is_error_code_enum<T>::value;
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template <class T> constexpr bool is_error_condition_enum_v
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= is_error_condition_enum<T>::value;
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} // namespace fundamentals_v1
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} // namespace experimental
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} // namespace std
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*/
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#include <experimental/__config>
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#if _LIBCPP_STD_VER > 11
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#include <system_error>
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_LIBCPP_BEGIN_NAMESPACE_LFTS
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#if __has_feature(cxx_variable_templates)
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template <class _Tp> _LIBCPP_CONSTEXPR bool is_error_code_enum_v
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= is_error_code_enum<_Tp>::value;
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template <class _Tp> _LIBCPP_CONSTEXPR bool is_error_condition_enum_v
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= is_error_condition_enum<_Tp>::value;
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#endif /* __has_feature(cxx_variable_templates) */
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_LIBCPP_END_NAMESPACE_LFTS
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#endif /* _LIBCPP_STD_VER > 11 */
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#endif /* _LIBCPP_EXPERIMENTAL_SYSTEM_ERROR */ |